From 3030588ffdc6ec0e248a521ed86c0609ea8ae60e Mon Sep 17 00:00:00 2001
From: Evan Fiordeliso <evan.fiordeliso@gmail.com>
Date: Sat, 12 Aug 2023 21:09:22 -0400
Subject: [PATCH] Add HTMX

---
 web/routes.go               |  21 +++---
 web/views/download.html     |  39 ++++++----
 web/views/index.html        |  61 ++++++++++++----
 web/views/layouts/main.html | 139 +++++++++++++++++++++---------------
 4 files changed, 168 insertions(+), 92 deletions(-)

diff --git a/web/routes.go b/web/routes.go
index 2ee1894..6dd7228 100644
--- a/web/routes.go
+++ b/web/routes.go
@@ -20,6 +20,7 @@ type routes struct {
 
 func (r *routes) Register(app *fiber.App) {
 	app.Get("/", r.IndexHandler)
+	app.Get("/home", r.HomeHandler)
 	app.Get("/download", r.DownloadHandler)
 	app.Head("/download/proxy", r.DownloadProxyHandler)
 	app.Get("/download/proxy", r.DownloadProxyHandler)
@@ -35,6 +36,13 @@ func (r *routes) IndexHandler(c *fiber.Ctx) error {
 	}, "views/layouts/main")
 }
 
+func (r *routes) HomeHandler(c *fiber.Ctx) error {
+	return c.Render("views/index", fiber.Map{
+		"BasePath": viper.GetString("base_path"),
+		"Flash":    flash.Get(c),
+	})
+}
+
 func (r *routes) DownloadHandler(c *fiber.Ctx) error {
 	urlBytes, err := url.QueryUnescape(c.Query("url"))
 	if err != nil {
@@ -60,14 +68,11 @@ func (r *routes) DownloadHandler(c *fiber.Ctx) error {
 	}
 
 	return c.Render("views/download", fiber.Map{
-		"BasePath":     viper.GetString("base_path"),
-		"Url":          url,
-		"Meta":         meta,
-		"Videos":       GetVideos(meta),
-		"Version":      version.Version,
-		"Build":        version.Build,
-		"YtdlpVersion": r.ytdl.Version,
-	}, "views/layouts/main")
+		"BasePath": viper.GetString("base_path"),
+		"Url":      url,
+		"Meta":     meta,
+		"Videos":   GetVideos(meta),
+	})
 }
 
 func (r *routes) DownloadProxyHandler(c *fiber.Ctx) error {
diff --git a/web/views/download.html b/web/views/download.html
index a55660c..fc28ef7 100644
--- a/web/views/download.html
+++ b/web/views/download.html
@@ -2,35 +2,50 @@
   <h1>Download Video</h1>
   <h2 class="fs-4 text-muted text-center">{{.Meta.Title}}</h2>
   <p style="font-size: 0.85rem">{{.Url}}</p>
-  <a href="{{.BasePath}}/" class="btn btn-secondary btn-sm mt-3" style="width: 30rem; max-width: 100%">
+  <button
+    hx-get="{{.BasePath}}/home"
+    hx-trigger="click"
+    hx-target="#main-content"
+    class="btn btn-secondary btn-sm mt-3"
+    style="width: 30rem; max-width: 100%"
+  >
     Download Another Video
-  </a>
+  </button>
 </div>
 
-{{$root := .}}
-
-{{range $vidIndex, $video := .Videos}}
-{{if not (eq $vidIndex 0)}}
+{{$root := .}} {{range $vidIndex, $video := .Videos}} {{if not (eq $vidIndex
+0)}}
 <hr class="mt-5" />
 {{end}}
 <div class="d-flex flex-column flex-lg-row justify-content-center gap-5 mt-5">
   <div class="d-flex justify-content-center">
-    <img src="{{.Meta.Thumbnail}}" alt="{{.Meta.Title}}" style="max-height: 25rem; max-width: 100%; margin: 0 auto;" />
+    <img
+      src="{{.Meta.Thumbnail}}"
+      alt="{{.Meta.Title}}"
+      style="max-height: 25rem; max-width: 100%; margin: 0 auto"
+    />
   </div>
   <div class="downloads flex-lg-grow-1">
     {{range $index, $format := $video.Formats}}
     <div style="font-size: smaller">{{$format.Format}}</div>
     <div class="flex-grow-1 d-flex gap-3">
-      <a class="btn btn-primary flex-grow-1" download="{{$root.Meta.ID}}-{{$format.Resolution}}.{{$format.Ext}}" P
-        href="{{$format.Url}}">
+      <a
+        class="btn btn-primary flex-grow-1"
+        download="{{$root.Meta.ID}}-{{$format.Resolution}}.{{$format.Ext}}"
+        P
+        href="{{$format.Url}}"
+      >
         Download (direct)
       </a>
-      <a class="btn btn-primary flex-grow-1" download="{{$root.Meta.ID}}-{{$format.Resolution}}.{{$format.Ext}}"
-        href="{{$root.BasePath}}/download/proxy?url={{queryEscape $root.Url}}&format={{$format.FormatID}}&index={{$vidIndex}}">
+      <a
+        class="btn btn-primary flex-grow-1"
+        download="{{$root.Meta.ID}}-{{$format.Resolution}}.{{$format.Ext}}"
+        href="{{$root.BasePath}}/download/proxy?url={{queryEscape $root.Url}}&format={{$format.FormatID}}&index={{$vidIndex}}"
+      >
         Download (proxied)
       </a>
     </div>
     {{end}}
   </div>
 </div>
-{{end}}
\ No newline at end of file
+{{end}}
diff --git a/web/views/index.html b/web/views/index.html
index f83ff4f..5008c97 100644
--- a/web/views/index.html
+++ b/web/views/index.html
@@ -1,32 +1,67 @@
 <h1 class="text-center">YTDL Web</h1>
 <p class="text-center mb-5">
   Download videos from over a thousand websites with the help of
-  <a href="https://github.com/yt-dlp/yt-dlp">yt-dlp</a>,
-  a fork of youtube-dl with more features and fixes.
+  <a href="https://github.com/yt-dlp/yt-dlp">yt-dlp</a>, a fork of youtube-dl
+  with more features and fixes.
   <br />
   View a complete list of supported websites
-  <a href="https://github.com/yt-dlp/yt-dlp/blob/master/supportedsites.md">here</a>.
+  <a href="https://github.com/yt-dlp/yt-dlp/blob/master/supportedsites.md"
+    >here</a
+  >.
 </p>
 
-<form action="{{.BasePath}}/download" method="get">
+<form
+  hx-get="{{.BasePath}}/download"
+  hx-trigger="submit"
+  hx-target="#main-content"
+  hx-swap="innerHTML"
+>
   <div class="mb-3">
     <label for="url" class="form-label visually-hidden">Url</label>
     <div class="input-group">
-      <input type="url" name="url" id="url" class="form-control" required
-        placeholder="Enter url here then click download" />
-      <button id="paste-button" class="btn btn-outline-secondary" type="button" title="Paste">
-        <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor"
-          style="width: 1.5rem; height: 1.5rem">
-          <path stroke-linecap="round" stroke-linejoin="round"
-            d="M15.666 3.888A2.25 2.25 0 0013.5 2.25h-3c-1.03 0-1.9.693-2.166 1.638m7.332 0c.055.194.084.4.084.612v0a.75.75 0 01-.75.75H9a.75.75 0 01-.75-.75v0c0-.212.03-.418.084-.612m7.332 0c.646.049 1.288.11 1.927.184 1.1.128 1.907 1.077 1.907 2.185V19.5a2.25 2.25 0 01-2.25 2.25H6.75A2.25 2.25 0 014.5 19.5V6.257c0-1.108.806-2.057 1.907-2.185a48.208 48.208 0 011.927-.184" />
+      <input
+        type="url"
+        name="url"
+        id="url"
+        class="form-control"
+        required
+        placeholder="Enter url here then click download"
+      />
+      <button
+        id="paste-button"
+        class="btn btn-outline-secondary"
+        type="button"
+        title="Paste"
+      >
+        <svg
+          xmlns="http://www.w3.org/2000/svg"
+          fill="none"
+          viewBox="0 0 24 24"
+          stroke-width="1.5"
+          stroke="currentColor"
+          style="width: 1.5rem; height: 1.5rem"
+        >
+          <path
+            stroke-linecap="round"
+            stroke-linejoin="round"
+            d="M15.666 3.888A2.25 2.25 0 0013.5 2.25h-3c-1.03 0-1.9.693-2.166 1.638m7.332 0c.055.194.084.4.084.612v0a.75.75 0 01-.75.75H9a.75.75 0 01-.75-.75v0c0-.212.03-.418.084-.612m7.332 0c.646.049 1.288.11 1.927.184 1.1.128 1.907 1.077 1.907 2.185V19.5a2.25 2.25 0 01-2.25 2.25H6.75A2.25 2.25 0 014.5 19.5V6.257c0-1.108.806-2.057 1.907-2.185a48.208 48.208 0 011.927-.184"
+          />
         </svg>
       </button>
     </div>
   </div>
   <div class="d-grid">
-    <button type="submit" class="btn btn-primary">Download</button>
+    <button type="submit" class="btn btn-primary">
+      Download
+      <div
+        class="spinner-border spinner-border-sm htmx-indicator ms-1"
+        role="status"
+      >
+        <span class="visually-hidden">Loading...</span>
+      </div>
+    </button>
   </div>
   {{if .Flash}}
   <div class="alert alert-danger mt-4" role="" alert>{{.Flash.message}}</div>
   {{end}}
-</form>
\ No newline at end of file
+</form>
diff --git a/web/views/layouts/main.html b/web/views/layouts/main.html
index 937d781..5f5f598 100644
--- a/web/views/layouts/main.html
+++ b/web/views/layouts/main.html
@@ -1,63 +1,84 @@
 <!DOCTYPE html>
 <html lang="en" class="h-100">
-
-<head>
-  <meta charset="UTF-8" />
-  <meta http-equiv="X-UA-Compatible" content="IE=edge" />
-  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>YTDL Web</title>
-  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0-alpha3/dist/css/bootstrap.min.css" rel="stylesheet"
-    integrity="sha384-KK94CHFLLe+nY2dmCWGMq91rCGa5gtU4mk92HdvYe+M/SXH301p5ILy+dN9+nJOZ" crossorigin="anonymous" />
-  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/toastr@2.1.4/build/toastr.min.css"
-    integrity="sha256-R91pD48xW+oHbpJYGn5xR0Q7tMhH4xOrWn1QqMRINtA=" crossorigin="anonymous" />
-  <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0-alpha3/dist/js/bootstrap.bundle.min.js"
-    integrity="sha384-ENjdO4Dr2bkBIFxQpeoTz1HIcje39Wm4jDKdf19U8gI4ddQ3GYNS7NTKfAdVQSZe" crossorigin="anonymous"
-    defer></script>
-  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.4/jquery.min.js" defer></script>
-  <script src="https://cdn.jsdelivr.net/npm/toastr@2.1.4/build/toastr.min.js"
-    integrity="sha256-Hgwq1OBpJ276HUP9H3VJkSv9ZCGRGQN+JldPJ8pNcUM=" crossorigin="anonymous" defer></script>
-  <style>
-    #toast-container>div {
-      -moz-box-shadow: none !important;
-      -webkit-box-shadow: none !important;
-      box-shadow: none !important;
-      -ms-filter: none;
-      filter: none;
-      opacity: 1;
-    }
-
-    .downloads {
-      display: grid;
-      grid-template-columns: minmax(auto, max-content) auto;
-      gap: 1.5rem;
-      align-items: center;
-    }
-
-    .see-more-btn,
-    .collapse {
-      grid-column: span 2;
-    }
-  </style>
-</head>
-
-<body class="d-flex flex-column h-100" data-bs-theme="dark">
-  <div class="flex-shrink-0">
-    {{template "views/partials/navbar" .}}
-    <main class="container my-5">{{embed}}</main>
-  </div>
-  {{template "views/partials/footer" .}}
-  <script>
-    const pasteButton = document.getElementById("paste-button");
-    const urlField = document.getElementById("url");
-    pasteButton.addEventListener("click", async () => {
-      try {
-        const text = await navigator.clipboard.readText();
-        urlField.value = text;
-      } catch (error) {
-        toastr.error("Failed to paste url from clipboard.");
+  <head>
+    <meta charset="UTF-8" />
+    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>YTDL Web</title>
+    <link
+      href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0-alpha3/dist/css/bootstrap.min.css"
+      rel="stylesheet"
+      integrity="sha384-KK94CHFLLe+nY2dmCWGMq91rCGa5gtU4mk92HdvYe+M/SXH301p5ILy+dN9+nJOZ"
+      crossorigin="anonymous"
+    />
+    <link
+      rel="stylesheet"
+      href="https://cdn.jsdelivr.net/npm/toastr@2.1.4/build/toastr.min.css"
+      integrity="sha256-R91pD48xW+oHbpJYGn5xR0Q7tMhH4xOrWn1QqMRINtA="
+      crossorigin="anonymous"
+    />
+    <script
+      src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0-alpha3/dist/js/bootstrap.bundle.min.js"
+      integrity="sha384-ENjdO4Dr2bkBIFxQpeoTz1HIcje39Wm4jDKdf19U8gI4ddQ3GYNS7NTKfAdVQSZe"
+      crossorigin="anonymous"
+      defer
+    ></script>
+    <script
+      src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.4/jquery.min.js"
+      defer
+    ></script>
+    <script
+      src="https://cdn.jsdelivr.net/npm/toastr@2.1.4/build/toastr.min.js"
+      integrity="sha256-Hgwq1OBpJ276HUP9H3VJkSv9ZCGRGQN+JldPJ8pNcUM="
+      crossorigin="anonymous"
+      defer
+    ></script>
+    <script
+      src="https://cdn.jsdelivr.net/npm/htmx.org@1.9.4/dist/htmx.min.js"
+      integrity="sha256-XIivRAE99i/eil5P31JNihaDSiix0V40rgmUrCfNTH4="
+      crossorigin="anonymous"
+    ></script>
+    <style>
+      #toast-container > div {
+        -moz-box-shadow: none !important;
+        -webkit-box-shadow: none !important;
+        box-shadow: none !important;
+        -ms-filter: none;
+        filter: none;
+        opacity: 1;
       }
-    });
-  </script>
-</body>
 
-</html>
\ No newline at end of file
+      .downloads {
+        display: grid;
+        grid-template-columns: minmax(auto, max-content) auto;
+        gap: 1.5rem;
+        align-items: center;
+      }
+
+      .see-more-btn,
+      .collapse {
+        grid-column: span 2;
+      }
+    </style>
+  </head>
+
+  <body class="d-flex flex-column h-100" data-bs-theme="dark">
+    <div class="flex-shrink-0">
+      {{template "views/partials/navbar" .}}
+      <main id="main-content" class="container my-5">{{embed}}</main>
+    </div>
+    {{template "views/partials/footer" .}}
+    <script>
+      const pasteButton = document.getElementById("paste-button");
+      const urlField = document.getElementById("url");
+      pasteButton.addEventListener("click", async () => {
+        try {
+          const text = await navigator.clipboard.readText();
+          urlField.value = text;
+        } catch (error) {
+          toastr.error("Failed to paste url from clipboard.");
+        }
+      });
+    </script>
+  </body>
+</html>